Boundary Atlas

ZIP code 57440: Glendale Colony, SD

ZIP code 57440 is in Glendale Colony (24% of residents), Spink Colony (18%), Frankfort (18%) and Camrose Colony (10%), in Spink County, South Dakota. 29% of its residents live outside city limits. It is in South Dakota's at-large congressional district. Its state senate district is State Senate District 22; its state house district is State House District 22.

731residents (2020 Census)
141.9 sq miland area
4cities and towns
1congressional district
3voting precincts

See it on the mapAll of South Dakota

City and county

City or townShare of ZIP residents
Glendale Colony24%
Spink Colony18%
Frankfort18%
Camrose Colony10%

CountyShare of ZIP residents
Spink County100%

Town or county subdivisionShare of ZIP residents
Lincoln township46%
Frankfort city18%
Prairie Center township11%
Harmony township7.2%
Frankfort township6.2%
Belle Plaine township4.4%
Antelope township2.1%
Harrison township2.1%
Clifton township1.5%
Lodi township1.5%
Sumner townshipland only

Congressional district

Congressional districtShare of ZIP residents
South Dakota's at-large congressional district (SD-AL)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (SD-AL)Dusty Johnson (R)202-225-2801100%
U.S. SenatorJohn Thune (R)202-224-2321 · contact formstatewide
U.S. SenatorMike Rounds (R)202-224-5842 · contact formstatewide
State Senator (State Senate District 22)Brandon Wipf (R)100%
State Representative (State House District 22)Kevin Van Diepen (R)100%
State Representative (State House District 22)Lana Greenfield (R)100%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 22100%

State house districtShare of ZIP residents
State House District 22100%

Voting precincts

3 voting precincts overlap ZIP 57440. Map them, with each precinct's share of the ZIP's residents.

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ZIP 57440 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.